code: def reset(self):
      self._iter = 0
      self._size_current = 0
      self._loss = 0
      self._lr = 0
      self._params = 0
      self._time_used = 0
      self._true = []
      self._pred = []
      self._custom_stats = {}
  
imports: import logging
  import math
  import sys
  import torch
  import graphgym.register
  from graphgym.config import cfg
  from graphgym.utils.device import get_current_gpu_usage
  from graphgym.utils.io import dict_to_json, dict_to_tb, makedirs
label_desc: Use image node_id 4 for calling the Logger obj's underlying member method code with example usage: obj.reset() without return types